﻿#region Copyright
// Copyright (c) 2011-2012 RaisingForce Team (Alikin Sergey)
//
// Permission is hereby granted, free of charge, to any person
// obtaining a copy of this software and associated documentation
// files (the "Software"), to deal in the Software without
// restriction, including without limitation the rights to use,
// copy, modify, merge, publish, distribute, sublicense, and/or sell
// copies of the Software, and to permit persons to whom the
// Software is furnished to do so, subject to the following
// conditions:
//
// The above copyright notice and this permission notice shall be
// included in all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
// OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
// HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
// WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
// OTHER DEALINGS IN THE SOFTWARE.
#endregion

using System;
using System.Collections.Generic;
using System.Diagnostics.Contracts;
using RaisingForce.Raise.ObjectModel;

namespace RaisingForce.Raise.Language.Model.Rules
{
    sealed public class RuleCollection :
        NotNullCollection<Rule>
    {
        #region Constructors

        public RuleCollection()
            : base()
        { }

        public RuleCollection(IList<Rule> items)
            : base(items)
        { }

        #endregion

        #region Public Methods

        public RuleDataCollection GetData()
        {
            Contract.Ensures(Contract.Result<RuleDataCollection>() != null);
            IList<RuleData> ruleDataList = new RuleData[this.Count];
            for (int i = 0; i < ruleDataList.Count; i++)
            {
                Rule rule = this[i];
                ruleDataList[i] = rule.GetData();
            }
            return new RuleDataCollection(ruleDataList);
        }

        #endregion

        #region Static Methods

        public static RuleCollection CreateFromData(
            RuleDataCollection ruleDataCollection,
            IWordFabric wordFabric)
        {
            if (ruleDataCollection == null)
            {
                throw new ArgumentNullException("ruleDataCollection");
            }
            if (wordFabric == null)
            {
                throw new ArgumentNullException("wordFabric");
            }
            Contract.Ensures(Contract.Result<RuleCollection>() != null);
            Contract.EndContractBlock();
            IList<Rule> ruleList = new Rule[ruleDataCollection.Count];
            for (int i = 0; i < ruleList.Count; i++)
            {
                RuleData ruleData = ruleDataCollection[i];
                ruleList[i] = Rule.CreateFromData(ruleData, wordFabric);
            }
            return new RuleCollection(ruleList);
        }

        #endregion
    }
}
